The chemical formula of a compound means the symbolic representation of the composition of a compound. From the chemical formula of a compound, we can know the number and kinds of atoms of different elements that constitute the compound. For example, from the chemical formula CO₂ of carbon dioxide,Read more
The chemical formula of a compound means the symbolic representation of the composition of a compound. From the chemical formula of a compound, we can know the number and kinds of atoms of different elements that constitute the compound. For example, from the
chemical formula CO₂ of carbon dioxide, we come to know that one carbon atom and two oxygen atoms are chemically bonded together to form one molecule of the compound, carbon dioxide.
What is meant by the term chemical formula?
The chemical formula of a compound means the symbolic representation of the composition of a compound. From the chemical formula of a compound, we can know the number and kinds of atoms of different elements that constitute the compound. For example, from the chemical formula CO₂ of carbon dioxide,Read more
The chemical formula of a compound means the symbolic representation of the composition of a compound. From the chemical formula of a compound, we can know the number and kinds of atoms of different elements that constitute the compound. For example, from the
chemical formula CO₂ of carbon dioxide, we come to know that one carbon atom and two oxygen atoms are chemically bonded together to form one molecule of the compound, carbon dioxide.
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Write down the names of compounds represented by the following formulae Al₂(SO₄)₃.
(i) Al(SO₄) ₃→ Aluminium sulphate (ii) CaCl₂→ Calcium chloride (iii) K₂SO₄→ Potassium sulphate (iv) KNO₃ → Potassium nitrate (v) CaCO₃→ Calcium carbonate For more answers visit to website: https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-3/
(i) Al(SO₄) ₃→ Aluminium sulphate
(ii) CaCl₂→ Calcium chloride
(iii) K₂SO₄→ Potassium sulphate
(iv) KNO₃ → Potassium nitrate
(v) CaCO₃→ Calcium carbonate
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Write down the names of compounds represented by the following formulae Al₂(SO₄)₃.
(i) Al(SO4)3→ Aluminium sulphate (ii) CaCl2→ Calcium chloride (iii) K2SO4→ Potassium sulphate (iv) KNO3 → Potassium nitrate (v) CaCO3→ Calcium carbonate For more answers visit to website: https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-3/
(i) Al(SO4)3→ Aluminium sulphate
(ii) CaCl2→ Calcium chloride
(iii) K2SO4→ Potassium sulphate
(iv) KNO3 → Potassium nitrate
(v) CaCO3→ Calcium carbonate
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Write down the formulae of sodium oxide.
(i) Sodium oxide → Na₂O (ii) Aluminium chloride → AlCl₃ (iii) Sodium suphide → Na₂S (iv) Magnesium hydroxide → Mg(OH)₂ For more answers visit to website: https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-3/
(i) Sodium oxide → Na₂O
(ii) Aluminium chloride → AlCl₃
(iii) Sodium suphide → Na₂S
(iv) Magnesium hydroxide → Mg(OH)₂
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Why is it not possible to see an atom with naked eyes?
The size of an atom is so small that it is not possible to see it with naked eyes. Also, atom of an element does not exist independently.
The size of an atom is so small that it is not possible to see it with naked eyes. Also, atom of an
See lesselement does not exist independently.